Turn off federation
- Need to turn off federation, which is on by default.
- Element On-Premise Installer
Add an empty
federation_domain_whitelist. To do this, add the following in a .yml file in the Synapse config folder:
See https://matrix-org.github.io/synapse/latest/usage/configuration/config_documentation.html?highlight=federation#federation for further details.
N.B. we recommend also firewalling your federation listener to limit inbound federation traffic as early as possible, rather than relying purely on this application-layer restriction. If not specified, the default is to whitelist everything.
Federation is on by default.